282 search results - page 2 / 57 » Directional filtering in edge detection |
PRL
2002
13 years 4 months ago
2002
This paper proposes a wavelet based edge detection scheme by scale multiplication. The dyadic wavelet transforms at two adjacent scales are multiplied as a product function to mag...
EGH
2009
Springer
13 years 2 months ago
2009
Springer
The latest generation of graphics hardware provides direct access to multisample anti-aliasing (MSAA) rendering data. By taking advantage of these existing pixel subsample values,...
ICASSP
2011
IEEE
12 years 8 months ago
2011
IEEE
Most of the current digital cameras feature a single sensor design which limits the number of channels recorded at each pixel location to one. However, a color image is represente...
VIP
2003
13 years 6 months ago
2003
Real images are often corrupted by noise from various sources. Bilateral filtering is a nonlinear filter that considers intensity variations as well as spatial closeness in the no...
MVA
1990
13 years 6 months ago
1990
There is a tradeoff between noise insensitivity and accurate position in edge detection. This paper suggests an adaptivealgorithm which takes advantage of both LOG and NonLL filte...